package com.hdax.dmw.pay.api;

import com.alipay.api.AlipayClient;
import com.alipay.api.DefaultAlipayClient;
import com.alipay.api.request.AlipayTradePagePayRequest;
import com.hdax.dmw.common.utils.Result;
import com.hdax.dmw.pay.alipay.AlipayConfig;
import com.hdax.dmw.pay.dtos.ConfirmPayDto;
import com.hdax.dmw.pay.service.TradeService;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.web.bind.annotation.PostMapping;
import org.springframework.web.bind.annotation.RequestBody;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RestController;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import java.io.PrintWriter;
import java.util.Map;

@RestController
@RequestMapping(path = "/pay/p/")
public class ConfirmPayApi {

    @Autowired
    private TradeService tradeService;
    @PostMapping(path = "/confirmpay")
    public Result<ConfirmPayDto> confirmPay(@RequestBody Map<String,String> params){
        String orderNo = params.get("orderNo");
        return  tradeService.confirm(orderNo);
    }

    @PostMapping(path = "/alipay")
    public void alipay(@RequestBody Map<String,String> params, HttpServletResponse response) throws Exception{
        response.setContentType("text/html;charset=UTF-8");
        PrintWriter out = response.getWriter();
        String orderNo = params.get("orderNo");
        ConfirmPayDto dto = tradeService.confirm(orderNo).getData();

        //获得初始化的AlipayClient
        AlipayClient alipayClient = new DefaultAlipayClient(AlipayConfig.gatewayUrl, AlipayConfig.app_id, AlipayConfig.merchant_private_key, "json", AlipayConfig.charset, AlipayConfig.alipay_public_key, AlipayConfig.sign_type);

        //设置请求参数
        AlipayTradePagePayRequest alipayRequest = new AlipayTradePagePayRequest();
        alipayRequest.setReturnUrl(AlipayConfig.return_url);
        alipayRequest.setNotifyUrl(AlipayConfig.notify_url);

        //商户订单号，商户网站订单系统中唯一订单号，必填
        String out_trade_no = dto.getOrderNo();
        //付款金额，必填
        String total_amount = dto.getTotalAmount().toString();
        //订单名称，必填
        String subject = dto.getItemName();
        //商品描述，可空
        String body = "大觅网下单服务";

        alipayRequest.setBizContent("{\"out_trade_no\":\""+ out_trade_no +"\","
                + "\"total_amount\":\""+ total_amount +"\","
                + "\"subject\":\""+ subject +"\","
                + "\"body\":\""+ body +"\","
                + "\"product_code\":\"FAST_INSTANT_TRADE_PAY\"}");
        //请求
        String result = alipayClient.pageExecute(alipayRequest).getBody();

        //输出
        out.println(result);

    }

    @PostMapping(path = "success")
    public void paySuccess(HttpServletRequest request){
        System.out.println("支付宝生成的订单号：");
        System.out.println("商家生成的订单号");
    }
}
